Viburnum plicatum Thunb. var. plicatum
Annotated by Frank Lomer, 2017.

British Columbia: Fraser Valley, 10 km due west of Chilliwack, south shore of Fraser River, 1.5 km east of Sumas River mouth. Elev. 7 m
49.144944° N, 122.09725° W,
Moist alluvial woods dominated by mature Populus trichocarpa, with Prunus serotina, Sambucus racemosa, Rubus armeniacus, Symphoricarpos albus, with understory of Polystichum munitum, Athyrium filix-femina, moss. Loosely clumped stems 5 m tall with straight shoots and spreading branches with many flower clusters; sterile radiant flowers just starting to open on a few stems; first time noted as a wild plant in BC; garden escape from Asia; wild progenitor of the cultivated forma plicatum, the Japanese snowball; single mature shrub with a few separate(?) shoots near the main clump.

Frank Lomer 10469, 2017 May 04
UBC, Accession: V248857